Node Jimp | Color Brighten

Introduction
The brighten modifier is an inbuilt color modifier in Nodejs | Jimp which is used to brighten an image up to a given amount, ranging between 0 to 100.
Syntax:

image.color([
  { apply: 'brighten', params: [value] }
]);

Parameter:

  • value – This parameter stores the amount of brighteness to be applied. It takes values from 0 – 100.

Input Images:



Example 1:

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brightness_4
code

// npm install --save jimp
// import jimp library to the environment
var Jimp = require('jimp');
  
// User-Defined Function to read the images
async function main() {
  const image = await Jimp.read
('https://media.geeksforgeeks.org/wp-content/uploads/20190328185307/gfg28.png');
// color function having brighten modifier
  image.color([{apply:'brighten', params: [50]}])
  .write('brighten1.png');
} 
  
main();
  console.log("Image Processing Completed");

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Output:




Example 2: cb (optional parameters)













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                                    brightness_4

                                    code
                                




















// npm install --save jimp 


// import jimp library to the environment 


var Jimp = require('jimp'); 


  


// User-Defined Function to read the images 


async function main() { 


  const image = await Jimp.read 


('https://media.geeksforgeeks.org/wp-content/uploads/20190328185333/gfg111.png'); 


// color function having brighten modifier 


  image.color([{apply:'brighten', params: [50]}], function(err){ 


    if (err) throw err; 


  }) 


  .write('brighten2.png'); 


} 


  


main(); 


  console.log("Image Processing Completed"); 



















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Output:



Reference: https://www.npmjs.com/package/jimp



          
          
          
          

            

    

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